Starting this week, SiriusXM satellite and streaming radio subscribers can listen to audio simulcasts of NBC News Now and ...

The Dateline episode The Betrayal of Sarah Stern revolves around the mysterious disappearance of 19-year-old Sarah Stern and ...

People have been advised not to swim near or touch the debris, which may be the result of a crude oil spill or natural oil seeps from the ocean floor.

The latest in the high-profile murder trial of Karen Read, who is accused of killing her boyfriend, John O’Keefe, by ...

Dateline Producer Sue Simpson describes the frenzied atmosphere at the Karen Read trial from a journalist's perspective.

A Texas inmate is set to die in what would be the nation’s first execution involving “shaken baby syndrome.” One Direction member Liam Payne dies at the age of 31. And some meteorologists say they’re ...

NBC's "Dateline" takes a look back at the 2012 murder of a mother in Humble in what they describe as a "dangerous romance" ...

FILE - This undated photograph provided by the Boston Police Department shows Officer John O'Keefe of Canton, Mass. O'Keefe ...

To find out what happened, watch “Down the Rabbit Hole” on Peacock now. You can also watch on the NBC app or listen to it on ...

The last time that Carmen Villagómez saw her daughter, 33-year-old Katherine “Kathy” Arias, was when she walked out of their ...

Michael Turney was acquitted of murder & maintains he doesn't know what happened to Alissa, who disappeared in 2001. A new Oxygen documentary details her sister Sarah Turney's quest for the truth.

NBC's "Dateline" revisits the 2012 murder of Mary Ann Murphy, orchestrated by her daughter and her girlfriend in Houston.